import router from '@/router';
import { cloneDeep } from 'lodash';
import { database as getDatabase, dbGet, dbSet } from '@/libs/util.db';

export default {
  namespaced: true,
  actions: {
    /**
     * @description 将数据存储到指定位置 | 路径不存在会自动初始化
     * @description 效果类似于取值 dbName.path = value
     * @param {Object} context
     * @param {Object} payload dbName {String} 数据库名称
     * @param {Object} payload path {String} 存储路径
     * @param {Object} payload value {*} 需要存储的值
     * @param {Object} payload user {Boolean} 是否区分用户
     */
    set(context, { dbName = 'database', path = '', value = '', user = false }) {
      dbSet({ dbName, path, value, user });
    },
    /**
     * @description 获取数据
     * @description 效果类似于取值 dbName.path || defaultValue
     * @param {Object} context
     * @param {Object} payload dbName {String} 数据库名称
     * @param {Object} payload path {String} 存储路径
     * @param {Object} payload defaultValue {*} 取值失败的默认值
     * @param {Object} payload user {Boolean} 是否区分用户
     */
    get(context, { dbName = 'database', path = '', defaultValue = '', user = false }) {
      return dbGet({ dbName, path, defaultValue, user });
    },
    /**
     * @description 获取存储数据库对象
     * @param {Object} context
     * @param {Object} payload user {Boolean} 是否区分用户
     */
    database(context, { user = false } = {}) {
      return getDatabase({
        user,
        defaultValue: {}
      });
    },
    /**
     * @description 清空存储数据库对象
     * @param {Object} context
     * @param {Object} payload user {Boolean} 是否区分用户
     */
    databaseClear(context, { user = false } = {}) {
      return getDatabase({
        user,
        validator: () => false,
        defaultValue: {}
      });
    },
    /**
     * @description 获取存储数据库对象 [ 区分页面 ]
     * @param {Object} context
     * @param {Object} payload basis {String} 页面区分依据 [ name | path | fullPath ]
     * @param {Object} payload user {Boolean} 是否区分用户
     */
    databasePage(context, { basis = 'fullPath', user = false } = {}) {
      return getDatabase({
        path: `$page.${router.app.$route[basis]}`,
        user,
        defaultValue: {}
      });
    },
    /**
     * @description 清空存储数据库对象 [ 区分页面 ]
     * @param {Object} context
     * @param {Object} payload basis {String} 页面区分依据 [ name | path | fullPath ]
     * @param {Object} payload user {Boolean} 是否区分用户
     */
    databasePageClear(context, { basis = 'fullPath', user = false } = {}) {
      return getDatabase({
        path: `$page.${router.app.$route[basis]}`,
        user,
        validator: () => false,
        defaultValue: {}
      });
    },
    /**
     * @description 快速将页面当前的数据 ( $data ) 持久化
     * @param {Object} context
     * @param {Object} payload instance {Object} vue 实例
     * @param {Object} payload basis {String} 页面区分依据 [ name | path | fullPath ]
     * @param {Object} payload user {Boolean} 是否区分用户
     */
    pageSet(context, { instance, basis = 'fullPath', user = false }) {
      return getDatabase({
        path: `$page.${router.app.$route[basis]}.$data`,
        user,
        validator: () => false,
        defaultValue: cloneDeep(instance.$data)
      });
    },
    /**
     * @description 快速获取页面快速持久化的数据
     * @param {Object} context
     * @param {Object} payload instance {Object} vue 实例
     * @param {Object} payload basis {String} 页面区分依据 [ name | path | fullPath ]
     * @param {Object} payload user {Boolean} 是否区分用户
     */
    pageGet(context, { instance, basis = 'fullPath', user = false }) {
      return dbGet({
        path: `$page.${router.app.$route[basis]}.$data`,
        user,
        defaultValue: cloneDeep(instance.$data)
      });
    },
    /**
     * @description 清空页面快照
     * @param {Object} context
     * @param {Object} payload basis {String} 页面区分依据 [ name | path | fullPath ]
     * @param {Object} payload user {Boolean} 是否区分用户
     */
    pageClear(context, { basis = 'fullPath', user = false }) {
      return getDatabase({
        path: `$page.${router.app.$route[basis]}.$data`,
        user,
        validator: () => false,
        defaultValue: {}
      });
    }
  }
};
